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循坏播放的打字效果

代码提示：将下面的代码复制到〈BODY〉区

/*
Typing Scroller
Submitted by bengaliboy00@hotmail.com (hp: http://www.angelfire.com/nt/bengaliboy/)
With modifications by Dynamicdrive.com
For full source code, usage terms, and 100s more scripts, visit http://dynamicdrive.com
*/

//设置滚动的内容
var line=new Array()
line[1]="欢迎光临国港科技"
line[2]="http://ggkjcn.com/ggkjcn"
line[3]="这是你我的网页家园"
line[4]="欢迎你给我们提出宝贵意见！"
line[5]="欢迎你参与网站的建设！"

//设置字体大小
var ts_fontsize="16px"

//--Don't edit below this line

var longestmessage=1
for (i=2;i<line.length;i++){
if (line[i].length>line[longestmessage].length)
longestmessage=i
}

//Auto set scroller width
var tscroller_width=line[longestmessage].length

lines=line.length-1 //--Number of lines

//if IE 4+ or NS6
if (document.all||document.getElementById){
document.write('<form name="bannerform">');
document.write('<input type="text" name="banner" size="'+tscroller_width+'"'); 
document.write('  style="background-color: '+document.bgColor+'; color: '+document.body.text+'; font-family: verdana; font-size: '+ts_fontsize+'; font-weight:bold; border: medium none" onfocus="blur()">');
document.write('</form>');
}

temp=""
nextchar=-1;
nextline=1;
cursor="\\"
function animate(){
if (temp==line[nextline] & temp.length==line[nextline].length & nextline!=lines){
nextline++;
nextchar=-1;
document.bannerform.banner.value=temp;
temp="";
setTimeout("nextstep()",3000)}
else if (nextline==lines & temp==line[nextline] & temp.length==line[nextline].length){
nextline=1;
nextchar=-1;
document.bannerform.banner.value=temp;
temp="";
setTimeout("nextstep()",3000)}
else{
nextstep()}}

function nextstep(){

if (cursor=="\\"){
cursor="|"}
else if (cursor=="|"){
cursor="/"}
else if (cursor=="/"){
cursor="-"}
else if (cursor=="-"){
cursor="\\"}

nextchar++;
temp+=line[nextline].charAt(nextchar);
document.bannerform.banner.value=temp+cursor
setTimeout("animate()",100)}

//if IE 4+ or NS6
if (document.all||document.getElementById)
window.onload=animate
// -->
</script>

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